Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings


Bearing No. 47364

Specification data (main dimensions, etc.)

d(mm)320
D(mm)540
T(mm)364
W(mm)364
r(min.)(mm)5
r1(min.)(mm)6
Basic load ratings : Cr(kN)5800
Basic load ratings : C0r(kN)10600
Fatigue load limit : Cu(kN)1060
Axial load factors : Y2(mm)2.12
Axial load factors : Y33.15
Axial load factors : Y02.07
Constant e0.32

Mounting dimensions,weight (reference)

da(min.)(mm)376 mm
Da(max.)(mm)518 mm
Da(max.)(mm)479 mm
S(min.)(mm)8.5 mm
ra(max.)(mm)4 mm
rb(max.)(mm)5 mm
Axial load factors : Y2(mm)2.12 mm
Axial load factors : Y33.15
Axial load factors : Y02.07
Constant e0.32
Mass(Refer.)(kg)340 kg
JTEKT

2026/07/19